Komatsu PC130-8 Shop Manual page 583

Hydraulic excavator
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40 Troubleshooting
Possible causes
and standard
value in normal
7 Defective engine controller
state
Circuit diagram related
PC130-8
Causes
Standard value in normal state/Remarks on troubleshooting
If causes 1 – 6 are not detected, engine controller may be defec-
tive. (Since trouble is in system, troubleshooting cannot be carried
out.)
SEN04120-03
23

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